[INFO] fetching crate msg_store_server_api 0.1.1... [INFO] building msg_store_server_api-0.1.1 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1 [INFO] extracting crate msg_store_server_api 0.1.1 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate msg_store_server_api 0.1.1 [INFO] finished tweaking crates.io crate msg_store_server_api 0.1.1 [INFO] tweaked toml for crates.io crate msg_store_server_api 0.1.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate msg_store_server_api 0.1.1 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 61 packages to latest compatible versions [INFO] [stderr] Adding rand v0.8.5 (available: v0.9.2) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ffi-opaque v2.0.1 [INFO] [stderr] Downloaded leveldb v0.8.6 [INFO] [stderr] Downloaded db-key v0.0.5 [INFO] [stderr] Downloaded leveldb-sys v2.0.9 [INFO] [stderr] Downloaded msg_store_database_in_memory_plugin v0.1.0 [INFO] [stderr] Downloaded msg_store_database_plugin v0.1.0 [INFO] [stderr] Downloaded msg-store v0.9.1 [INFO] [stderr] Downloaded msg_store_database_leveldb_plugin v0.1.0 [INFO] [stderr] Downloaded msg_store_uuid v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 955cbef6afa4e09a89c64558fa466a955f614d33655ae70cb5780b659081b096 [INFO] running `Command { std: "docker" "start" "-a" "955cbef6afa4e09a89c64558fa466a955f614d33655ae70cb5780b659081b096", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "955cbef6afa4e09a89c64558fa466a955f614d33655ae70cb5780b659081b096", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "955cbef6afa4e09a89c64558fa466a955f614d33655ae70cb5780b659081b096", kill_on_drop: false }` [INFO] [stdout] 955cbef6afa4e09a89c64558fa466a955f614d33655ae70cb5780b659081b096 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 70c967e0955f825b9657e53969bf722b0948a6ca12ebaf706d56bbb6869185db [INFO] running `Command { std: "docker" "start" "-a" "70c967e0955f825b9657e53969bf722b0948a6ca12ebaf706d56bbb6869185db", kill_on_drop: false }` [INFO] [stderr] Compiling msg_store_uuid v0.1.0 [INFO] [stderr] Compiling ffi-opaque v2.0.1 [INFO] [stderr] Compiling db-key v0.0.5 [INFO] [stderr] Compiling cmake v0.1.54 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling num_cpus v1.17.0 [INFO] [stderr] Compiling msg-store v0.9.1 [INFO] [stderr] Compiling leveldb-sys v2.0.9 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling futures-macro v0.3.31 [INFO] [stderr] Compiling futures-util v0.3.31 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling futures-executor v0.3.31 [INFO] [stderr] Compiling futures v0.3.31 [INFO] [stderr] Compiling bincode v1.3.3 [INFO] [stderr] Compiling msg_store_database_plugin v0.1.0 [INFO] [stderr] Compiling msg_store_database_in_memory_plugin v0.1.0 [INFO] [stderr] Compiling leveldb v0.8.6 [INFO] [stderr] Compiling msg_store_database_leveldb_plugin v0.1.0 [INFO] [stderr] Compiling msg_store_server_api v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/msg/get.rs:116:25 [INFO] [stdout] | [INFO] [stdout] 116 | let mut body = self.as_mut().get_mut(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/msg/get.rs:128:25 [INFO] [stdout] | [INFO] [stdout] 128 | let mut body = self.as_mut().get_mut(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/msg/get.rs:135:21 [INFO] [stdout] | [INFO] [stdout] 135 | let mut body = self.as_mut().get_mut(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.32s [INFO] running `Command { std: "docker" "inspect" "70c967e0955f825b9657e53969bf722b0948a6ca12ebaf706d56bbb6869185db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "70c967e0955f825b9657e53969bf722b0948a6ca12ebaf706d56bbb6869185db", kill_on_drop: false }` [INFO] [stdout] 70c967e0955f825b9657e53969bf722b0948a6ca12ebaf706d56bbb6869185db [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c6bdacae9396039952dd9dbd1f335ab96723bb75dc493d43d13a67b1958c103c [INFO] running `Command { std: "docker" "start" "-a" "c6bdacae9396039952dd9dbd1f335ab96723bb75dc493d43d13a67b1958c103c", kill_on_drop: false }` [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/msg/get.rs:116:25 [INFO] [stdout] | [INFO] [stdout] 116 | let mut body = self.as_mut().get_mut(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/msg/get.rs:128:25 [INFO] [stdout] | [INFO] [stdout] 128 | let mut body = self.as_mut().get_mut(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/msg/get.rs:135:21 [INFO] [stdout] | [INFO] [stdout] 135 | let mut body = self.as_mut().get_mut(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling tempdir v0.3.7 [INFO] [stderr] Compiling msg_store_server_api v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/msg/get.rs:116:25 [INFO] [stdout] | [INFO] [stdout] 116 | let mut body = self.as_mut().get_mut(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/msg/get.rs:128:25 [INFO] [stdout] | [INFO] [stdout] 128 | let mut body = self.as_mut().get_mut(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/msg/get.rs:135:21 [INFO] [stdout] | [INFO] [stdout] 135 | let mut body = self.as_mut().get_mut(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 3.58s [INFO] running `Command { std: "docker" "inspect" "c6bdacae9396039952dd9dbd1f335ab96723bb75dc493d43d13a67b1958c103c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c6bdacae9396039952dd9dbd1f335ab96723bb75dc493d43d13a67b1958c103c", kill_on_drop: false }` [INFO] [stdout] c6bdacae9396039952dd9dbd1f335ab96723bb75dc493d43d13a67b1958c103c